Multiple choice

Which of the following is capable of changing a proto-oncogene into an oncogene?

  1. Virus

  2. Bacteria

  3. Protozoa

  4. Yeasts

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

For the last two decades, it has been known that viruses can be causative agents of cancer. Cancer causing agents were first described in viruses infecting poultry farms.